package com.yinhd.study.designPatterns.Interviewer.course;

/**
 * @program: study
 * @description:
 * @Author: chengl
 * @create: 2022-02-08 10:32
 **/
public interface IVisitor {

    void visit(FreeCourse freeCourse);

    void visit(PracticeCourse practiceCourse);

}
